IYM vs PICK overlap - what they share and where they differ
IYM and PICK share 15.2% of their weight across 8 common positions, read from what each fund reported to the SEC.
Each week Ploutos reads the reported positions of the largest US equity ETFs and measures, pair by pair, the weight they share: for every stock both funds hold, the smaller of the two weights counts. Two funds tracking the same index land near 100%. A sector fund inside a broad index fund lands at roughly that sector's weight.
IYM and PICK
15.2%
8 shared positions
IYM
iShares U.S. Basic Materials ETF
Reported positions cover 100% of the fund, 39 positions · Jul 31, 2026
Top 10: 67.5%·Holdings of IYM
PICK
iShares MSCI Global Metals & Mining Producers ETF
Reported positions cover 99% of the fund, 235 positions · Aug 31, 2026
Top 10: 49.4%·Holdings of PICK
Reported positions cover IYM 100%, PICK 99% of each fund. An overlap cannot exceed the smaller coverage, so a low figure can mean little overlap or thin reporting.
PICK vs IYM side by side
IYMiShares U.S. Basic Materials ETF
39
stock positions reported to the SEC
77.4% of its weight is in 31 names PICK does not hold
PICKiShares MSCI Global Metals & Mining Producers ETF
235
stock positions reported to the SEC
83.7% of its weight is in 227 names IYM does not hold
Where each fund's weight sits
Largest sectors for both funds
The widest gap is Basic Materials: IYM has 34.2 points more of it.
The figures side by side
| IYM | PICK | |
|---|---|---|
| Filing date | Jul 31, 2026 | Aug 31, 2026 |
| Stock positions reported | 39 | 235 |
| Weight of the ten largest | 67.5% | 49.4% |
| Largest position | LIN 20.4% | BHP 13.8% |
| Held alone | 31 positions, 77.4% | 227 positions, 83.7% |
| Covered by stock positions | 100% | 99% |
Holdings they share
| Stock | In IYM | In PICK | Counted |
|---|---|---|---|
| FCXFREEPORT-MCMORAN INC. | 8.33% | 6.30% | 6.30% |
| NUENUCOR CORPORATION | 4.53% | 3.21% | 3.21% |
| STLDSTEEL DYNAMICS, INC. | 3.13% | 1.85% | 1.85% |
| RSRELIANCE, INC. | 2.16% | 1.14% | 1.14% |
| SCCOSOUTHERN COPPER CORPORATION | 1.75% | 1.12% | 1.12% |
| AAALCOA CORPORATION | 1.24% | 0.76% | 0.76% |
| MPMP MATERIALS CORP | 0.62% | 0.45% | 0.45% |
| CLFCLEVELAND-CLIFFS INC. | 0.68% | 0.38% | 0.38% |
What each holds alone
The heaviest positions one fund reports and the other does not.
Only in IYM
Only in PICK
Questions people ask
Is IYM the same as PICK?
15.2% of their weight sits in the same 8 holdings. IYM also reports LIN, NEM, ECL, which the other does not. PICK also reports BHP, RIO, GLENCORE PLC, which the other does not.
How is the overlap between IYM and PICK measured?
For every stock both funds report, the smaller of the two weights counts, and the sum is the overlap. The reported positions cover 100% of IYM and 99% of PICK, so the number cannot exceed the smaller coverage.
Which holds more, PICK or IYM?
IYM reports 39 stock positions and PICK reports 235. 77.4% of IYM's weight sits in names PICK does not hold, and 83.7% of PICK's weight in names IYM does not hold. The ten largest positions are 67.5% of IYM and 49.4% of PICK.
How do IYM and PICK differ by sector?
The widest gap is Basic Materials: IYM has 34.2 points more of it. Sectors come from each holding's SIC code in its SEC record, summed by the weight the fund reports.
Where do the numbers come from?
From each fund's own N-PORT filing to the SEC, which lists every position and its weight. The comparison uses every equity position the fund reports; cash, futures and bonds are not counted, which is why a coverage figure sits next to every result. Holdings change between filings.
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Descriptive data from public SEC filings. Nothing on this page is a recommendation to buy, sell or hold any fund or stock, and holdings change between filings.